SPRSP89 December 2023 AM62P , AM62P-Q1
ADVANCE INFORMATION
Refer to the PDF data sheet for device specific package drawings
Table 6-111 defines DLL delays required for OSPI0 PHY DDR Mode. Table 6-116, Figure 6-95, Table 6-117, and Figure 6-100 present timing requirements and switching characteristics for OSPI0 PHY DDR Mode.
MODE | OSPI_PHY_CONFIGURATION_REG BIT FIELD | DELAY VALUE |
---|---|---|
Transmit | ||
1.8V | PHY_CONFIG_TX_DLL_DELAY_FLD | 0x46 |
3.3V | PHY_CONFIG_TX_DLL_DELAY_FLD | 0x43 |
Receive | ||
1.8V, DQS | PHY_CONFIG_RX_DLL_DELAY_FLD | 0x15 |
3.3V, DQS | PHY_CONFIG_RX_DLL_DELAY_FLD | 0x3A |
All other modes | PHY_CONFIG_RX_DLL_DELAY_FLD | 0x0 |
NO. | MODE | MIN | MAX | UNIT | ||
---|---|---|---|---|---|---|
O15 | tsu(D-LBCLK) | Setup time, OSPI0_D[7:0] valid before active OSPI0_DQS edge | 1.8V, DDR with External Board Loopback | 0.53 | ns | |
1.8V, DDR with DQS | -0.46 | ns | ||||
3.3V, DDR with External Board Loopback | 1.23 | ns | ||||
3.3V, DDR with DQS | -0.66 | ns | ||||
O16 | th(LBCLK-D) | Hold time, OSPI0_D[7:0] valid after active OSPI0_DQS edge | 1.8V, DDR with External Board Loopback | 1.24(2) | ns | |
1.8V, DDR with DQS | 3.59 | ns | ||||
3.3V, DDR with External Board Loopback | 1.44(2) | ns | ||||
3.3V, DDR with DQS | 7.92 | ns |
NO. | PARAMETER | MODE | MIN | MAX | UNIT | |
---|---|---|---|---|---|---|
O1 | tc(CLK) | Cycle time, OSPI0_CLK | 19 | ns | ||
O2 | tw(CLKL) | Pulse duration, OSPI0_CLK low | ((0.475P(1)) - 0.3) | ns | ||
O3 | tw(CLKH) | Pulse duration, OSPI0_CLK high | ((0.475P(1)) - 0.3) | ns | ||
O4 | td(CSn-CLK) | Delay time, OSPI0_CSn[3:0] active edge to OSPI0_CLK rising edge | ((0.475P(1)) - (0.975M(4)R(7))) | ((0.525P(1)) - (1.025M(4)R(7)) + 7) | ns | |
O5 | td(CLK-CSn) | Delay time, OSPI0_CLK rising edge to OSPI0_CSn[3:0] inactive edge | ((0.475P(1)) + (0.975N(3)R(7)) - 7) | ((0.525P(1)) + (1.025N(3)R(7))) | ns | |
O6 | td(CLK-D) | Delay time, OSPI0_CLK active edge to OSPI0_D[7:0] transition | 1.8V | -7.71 | -1.56 | ns |
3.3V | -7.71 | -1.56 | ns |